Granted Patent
Utility
US 4,221,014 · App. 06/033,338
Post storage rack
Inventor:
Samuel L. Davidson
Patented Case
View Patent ↗
Granted: Sep 9, 1980
Filed: Apr 25, 1979
Inventor
Samuel L. Davidson
Assignee (at issue)
Mastercrafters Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.